SortStack #356 — 2027-05-31

By size · Order from shortest to longest.

1. A grain of rice 7 mm

   Rice feeds more than half the planet, and a single plant can yield thousands of these grains.

2. A hen's egg 5.5 cm

   An eggshell has up to 17,000 tiny pores that let the developing chick breathe through the surface.

3. An average adult human 1.8 m

   Humans have grown roughly 10 centimetres taller on average over the past 150 years thanks to better nutrition.

4. A great white shark 5.2 m

   Great whites can detect a single drop of blood diluted in 100 litres of water from hundreds of metres away.

5. The Leaning Tower of Pisa 58 m

   It began tilting during construction in the 1170s because of soft ground, and engineers only stabilised it in 2001.

6. The Verrazzano-Narrows Bridge (main span) 1.3 km

   Its towers are slightly farther apart at the top than the bottom because they must follow Earth's curvature.

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